In Java, nested classes are categorized as either static member classes or inner ... are known as local classes because (as with local variables) they are local to the methods in which they ...

Why are Java constants static and final? The reason why global constants in Java use the static and final keywords is because final ensures a variable cannot change, while static ensures only one copy ...

Arrays in Java are variables that contain multiple ... depending on how they interact with their class (instance variables vs static variables). You won’t need to understand these differences ...

But in practice, the square brackets are typically placed on the String and the variable is typically named args. The static keyword often confuses junior Java developers. A static variable is one ...

In Java, you can have a section of code inside a class definition that looks like this:<BR><BLOCKQUOTE><font size="-1">code:</font><HR><pre><BR> static {<BR ...

In this tip, I'd like to show a simple technique that allows switching between multiple versions of the code at runtime. Often, when I'm testing a new solution, I'd like to run an old version and make ...

this is not dynamic typing—all variables in Java still have a static type. Local variable type inference merely allows us to ask the compiler to figure this type out for us, rather than forcing ...